About White Rock Police Frequencies
- 3 conventional channels are analog FM, so any scanner can receive them. Enter the frequency and set the tone shown in the table.
- Trunked radio systems that carry law-enforcement traffic here: STARCOM21 Statewide Illinois: 8 talkgroups. A trunking scanner is required, and it must support the system type shown.
- To follow a trunked system, program a control channel first. For White Rock, start with the Creston site of STARCOM21 Statewide Illinois, about 11 miles away. Its control channels: 773.15625, 773.56875, 774.59375 MHz.
- 3 listed entries are marked encrypted. No scanner can decode encrypted audio.
Ogle County channels that also cover White Rock
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Ogle County Sheriff | Countywide Police/Fire – Backup | 155.1000 In 150.7750 | 123.0 PL | FMN | WPJS873 |
| Ogle County Sheriff | Ogle County Sheriff – Dispatch | 453.1000 In 458.1000 | 192.8 PL | FMN | KVE354 |
Jails & Corrections
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Ogle County Sheriff | Jail – Operations | 453.6375 In 458.6375 | FMN | WQOQ512 |
STARCOM21 Statewide Illinois
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Ogle County Sheriff | Control | 1026 | 402 | D |
| Ogle County Sheriff | Control | 1032 | 408 | D |
| Ogle County Sheriff | Car-to-Car | 1028 | 404 | D |
| Ogle County Sheriff | Roam | 1029 | 405 | D |
| Ogle County Sheriff | Sheriff 2 | 1034 | 40a | D |
3 encrypted talkgroups (cannot be monitored)
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Ogle County Sheriff | Control | 1031 | 407 | D Encrypted |
| Ogle County Sheriff | Detectives | 1027 | 403 | D Encrypted |
| Ogle County Sheriff | Administration | 1033 | 409 | D Encrypted |
Nearest trunked radio sites
Distances are measured from the center of White Rock.
Creston · STARCOM21 Statewide Illinois
RFSS 1 · Site 36 (hex 24) · NAC 149 · about 11 mi away
Control 773.15625, 773.56875, 774.59375
Voice 770.16875, 773.73125, 774.81875
Oregon · STARCOM21 Statewide Illinois
RFSS 1 · Site 32 (hex 20) · NAC 14E · about 12 mi away
Control 852.925, 853.45, 860.2125
Voice 851.35, 860.7125
Ashton · STARCOM21 Statewide Illinois
RFSS 1 · Site 5 (hex 5) · NAC 14A · about 13 mi away
Control 852.2125, 853.1875, 853.8375
Voice 854.1375
What do these numbers mean?
- Control channel
- The frequency your scanner listens to first. It tells the scanner where each voice call is happening, so program it before anything else.
- Voice
- The other frequencies the site uses for calls. A trunking scanner follows them automatically once it has the control channel.
- Site
- One tower location of the system. Scanners show the number in decimal or hex, so both are listed.
- RFSS (Radio Frequency Sub-System)
- A group of sites run by the same controller. Large Project 25 systems can have several.
- NAC (Network Access Code)
- A hex code the site transmits. Your scanner can use it to ignore other systems on the same frequency.
- Talkgroup
- A virtual channel on a trunked system, such as one agency’s dispatch. Programming uses the decimal or hex number, depending on your scanner.
Common questions
What frequency do the police use in White Rock?
We do not have a dispatch channel listed specifically for White Rock. County-level dispatch channels in the same county: Ogle County Sheriff 155.1000 MHz (123.0 PL); Ogle County Sheriff 453.1000 MHz (192.8 PL).